import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login'] // no redirect whitelist

router.beforeEach(async(to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()

  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({ path: '/' })
      NProgress.done()
    } else {
      const hasGetUserInfo = store.getters.name
      if (hasGetUserInfo) {
        next()
      } else {
        try {
          // get user info
          await store.dispatch('user/getInfo')

          next()
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch('user/resetToken')
          Message.error(error || 'Has Error')
          next(`/login?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/

    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})





// import router from './router'
// import store from './store'
// import { Message } from 'element-ui'
// import NProgress from 'nprogress' // progress bar
// import 'nprogress/nprogress.css' // progress bar style
// import { getToken } from '@/utils/auth' // get token from cookie
// import getPageTitle from '@/utils/get-page-title'

// NProgress.configure({ showSpinner: false }) // NProgress Configuration

// const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist

// router.beforeEach(async (to, from, next) => {
//   // start progress bar
//   NProgress.start()

//   // set page title
//   document.title = getPageTitle(to.meta.title)

//   // determine whether the user has logged in
//   // const hasToken = getToken()

//   // if (hasToken) {
//   //   if (to.path === '/login') {
//   //     // if is logged in, redirect to the home page
//   //     next({ path: '/' })
//   //     NProgress.done()
//   //   } else {
//   //     // determine whether the user has obtained his permission roles through getInfo
//   //     const hasRoles = store.getters.roles && store.getters.roles.length > 0
//   //     if (hasRoles) {
//   //       next()
//   //     } else {
//   //       try {
//   //         // get user info
//   //         // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
//   //         const { roles } = await store.dispatch('user/getInfo')

//   //         // generate accessible routes map based on roles
//   //         const accessRoutes = await store.dispatch('permission/generateRoutes', roles)

//   //         // dynamically add accessible routes
//   //         router.addRoutes(accessRoutes)

//   //         // hack method to ensure that addRoutes is complete
//   //         // set the replace: true, so the navigation will not leave a history record
//   //         next({ ...to, replace: true })
//   //       } catch (error) {
//   //         // remove token and go to login page to re-login
//   //         await store.dispatch('user/resetToken')
//   //         Message.error(error || 'Has Error')
//   //         next(`/login?redirect=${to.path}`)
//   //         NProgress.done()
//   //       }
//   //     }
//   //   }
//   // } else {
//   //   /* has no token*/

//   //   if (whiteList.indexOf(to.path) !== -1) {
//   //     // in the free login whitelist, go directly
//   //     next()
//   //   } else {
//   //     // other pages that do not have permission to access are redirected to the login page.
//   //     next(`/login?redirect=${to.path}`)
//   //     NProgress.done()
//   //   }
//   // }
//   const hasToken = 'admin-token'
//   const role = 'admin'
//   if (hasToken) {
//     next()
//     const accessRoutes = await store.dispatch('permission/generateRoutes', role)
//     // dynamically add accessible routes
//     router.addRoutes(accessRoutes)
//   }
// })

// router.afterEach(() => {
//   // finish progress bar
//   NProgress.done()
// })